Project Information

Bid Title

Long-Term Business Case and Future Operating Strategy for Twin Oaks Valley Water Treatment Plant Sheltered Market

Issuing Agency

San Diego County Water Authority

Location

California

Published Date

May 12, 2026

Closing Date

Jun 8, 2026

Government Level

State & Local

Status

Closed

Original Source

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Bid Inquiries

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Bid Documents

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Project Description

The Water Authority is soliciting proposals from qualified consulting firms for professional services to conduct a business case and planning study for future mode of operations for Twin Oaks Valley Water Treatment Plant.

Estimated Advertising Date

Estimated Value
Not Available

Issue Date
5/11/26

Preproposal / Prebid Meeting Date
May 21, 2026 3:00:00 PM

This meeting is mandatory

Solicitation Due Date
Jun 8, 2026 5:00:00 PM

NIGP Codes

• NIGP 92530 Earthquake-Seismic Engineering
• NIGP 92535 Environmental Engineering
• NIGP 92695 Water/Wastewater Conservation Services
• NIGP 92561 Land Development and Planning/Engineering
• NIGP 92567 Mechanical Engineering
• NIGP 92570 Municipal Engineering
• NIGP 91842 Engineering Consulting
• NIGP 91843 Environmental Consulting
• NIGP 91846 Feasibility Studies (Consulting)
• NIGP 92583 Sanitary Engineering
• NIGP 92587 Sewage Collection, Treatment, and Disposal/Engineering
• NIGP 92588 Structural Engineering
• NIGP 92594 Tunnels and Subways/Engineering
• NIGP 92596 Waste Water Treatment Engineering
• NIGP 90742 Geotechnical - Soils
• NIGP 92597 Water Supply, Treatment, and Distribution/Engineering
• NIGP 92533 Engineer Services, Professional
• NIGP 92586 Surveyor Services, Land
• NIGP 92517 Civil Engineering
• NIGP 92670 Permitting Services, Environmental
• NIGP 91892 Urban Planning Consulting

Contact
Jennifer Nguyen

Management Analyst
purchasingteam@sdcwa.org

Links

• BidNet Direct (California Purchasing Group)

Commodity Codes

• NAICS 221310Water Supply and Irrigation Systems
• NAICS 237110Water and Sewer Line and Related Structures Construction
• NAICS 541611Administrative Management and General Management Consulting Services

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